Aluminum used in the building, including single-layer aluminum, composite aluminum and other materials, generally refers to the single-layer aluminum (also called a single aluminum or pure aluminum), used in architectural decoration works, in recent years in the aluminum curtain wall in the use of single-layer aluminum The more common. Aluminum curtain wall is also a form of curtain wall, simply use aluminum instead of glass made of curtain wall, aluminum wall is used for wall protection and non-lighting walls. Such as the Guangzhou World Trade Center, on the use of the Southwest aluminum processing plant plate processing different arc of aluminum nearly 150 tons, the surface using electrostatic spraying.

Spray is divided into powder spray and liquid spray. Powder coating materials are: polyurethane, polyester resin, epoxy resin and other raw materials with high color retention color pigments, can be dozens of different colors of spray powder. The spray powder, resistant to collision-resistant friction, under the impact of 50 kg, aluminum deformation, no crack coating, no loss of complete intact, anti-acid and mortar. The only shortcomings afraid of long-term exposure to ultraviolet light, a few years later easy to produce color difference between yin and yang face.